CustomInvoice: PDF Invoices vs Invoice Inn: PDF VAT Invoices
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 22, 2026 for CustomInvoice, Nov 3, 2026 for Invoice Inn.
The short answer
- Both list a free plan. Paid plans start at $8/month for CustomInvoice and $4.99/month for Invoice Inn.
- CustomInvoice lists 5 features Invoice Inn’s listing doesn’t mention, including Barcodes, Multi-currency, Packing slips.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 5 document types: Invoices, Quotes, etc.
- · 50 orders per month
- · Bulk print 50 orders in one PDF
- · Email invoices as PDFs on demand
- · Gap-free numbers, locked once issued
- · Import your own Order Printer template
Starter
- · Everything in Free, plus:
- · No app branding in the PDF footer
- · Unlimited orders
Growth
- · Automatic invoice emails on payment
- · Credit notes issued on every refund
- · Custom fields from order metafields
- · Everything in Free & Starter, plus:
- · Invoices in each customer's language
- · Invoices numbered the moment paid
Pro
- · Everything in Free, Starter, & Growth
- · Factur-X / ZUGFeRD data in the PDF
- · Meets EN 16931 for EU e-invoicing
- · XRechnung XML for German buyers
Free
- · 50 documents per month
- · All templates, AI-matched to your store
- · Automatic invoice creation and emailing
- · B2B invoices with VAT numbers
- · Bulk PDF download
- · Credit notes for refunds
Starter
- · 500 documents per month.
- · AI design regeneration on demand
- · Download translated PDF, 24 languages
- · Google Drive and Dropbox sync
- · Remove Invoice Inn branding
- · SKU and barcode columns
Pro
- · 5,000 documents per month.
- · OSS export
- · Priority support
- · Scheduled exports
- · ZUGFeRD for sellers based in Germany
Premium
- · Dedicated support
- · Personalized template setup
- · Unlimited documents.
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureDesign invoices without code, with your logo, colours and fonts, previewed exactly as they print. Then each one is treated as the legal record it is. Every document takes the next number in an unbroken sequence and is frozen when it issues. Refunds get their own credit note; the original is never rewritten. Send them yourself or automatically, PDF attached and delivery tracked.
Invoice Inn starts from your store. It reads your colours and fonts and designs an invoice that looks like your brand. Keep it, switch to another template, or change any field, column and label yourself with a live preview. No code. Setup is your company and VAT details and a few clicks.
- Design invoices with your logo, colors and wording. No code, live preview
- Emails the PDF for you and tracks it from queued to delivered or bounced
- Invoices numbered in sequence with no gaps, frozen the moment they issue
- Refunds get their own credit notes. Issued invoices are never rewritten
- Invoices created and emailed automatically when orders are paid or fulfilled
- Refunds become credit notes, originals stay exactly as issued
- Your logo, colors, columns and numbering in settings, with live preview, no code
- B2B handled too: company details, VAT number and VAT breakdown on the invoice
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  CustomInvoice |  Invoice Inn |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | CustomInvoice | Invoice Inn |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 5 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | CustomInvoice | Invoice Inn |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $8/month | $4.99/month(ahead) |
| Longest free trial | Not listed | 14 days |
| Plans listed | 4 | 4 |
Listing
| Measure | CustomInvoice | Invoice Inn |
|---|---|---|
| Shopify category rank | #188 | #66(ahead) |
| Shopify App Charts | Not on this week’s charts | #6 on Pricing moves in Invoices and receipts |
| Built for Shopify | No | No |
| Launched | Sep 17, 2026 | May 21, 2026 |
| Languages | 1 | 1 |
| Developer | CrossDevelopmentCo | MKIT Projects |
FAQ
CustomInvoice and Invoice Inn: common questions
- Is CustomInvoice or Invoice Inn cheaper?
- Both list a free plan. Paid plans start at $8/month for CustomInvoice and $4.99/month for Invoice Inn. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- CustomInvoice lists 5 the others don’t mention, such as Barcodes, Multi-currency, Packing slips, Quotes. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Oct 22, 2026 for CustomInvoice, Nov 3, 2026 for Invoice Inn; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Oct 22, 2026 for CustomInvoice, Nov 3, 2026 for Invoice Inn. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.